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Bug

Headings defined in a map service published to ArcGIS Server are correctly reflected in the service’s JSON configuration but do not appear in the results when performing a legend query (e.g.: MapServer/legend) through the Feature Service REST API.

ArcGIS Online
Bug ID Number BUG-000179366
SubmittedSeptember 10, 2025
Last ModifiedOctober 13, 2025
Applies toArcGIS Online
Version foundJune 2025
Operating SystemWindows OS
Operating System Version11.0 64 bit
StatusIn Product Plan

Workaround

Perform a QueryLegend operation on a map service to return information about the map service's legend by layer, refer to this documentation: https://developers.arcgis.com/rest/services-reference/enterprise/query-legends-map-service/ for more information.

Steps to Reproduce

Bug ID: BUG-000179366

Software:

  • ArcGIS Online

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